def create_and_sign_routed_peer_message(routed_msg_body, target_node,
my_key_pair_nacl):
routed_msg = RoutedMessage()
routed_msg.target = PeerIdOrHash()
routed_msg.target.enum = 'PeerId'
routed_msg.target.PeerId = PublicKey()
routed_msg.target.PeerId.keyType = 0
routed_msg.target.PeerId.data = base58.b58decode(
target_node.node_key.pk[len(ED_PREFIX):])
routed_msg.author = PublicKey()
routed_msg.author.keyType = 0
routed_msg.author.data = bytes(my_key_pair_nacl.verify_key)
routed_msg.ttl = 100
routed_msg.body = routed_msg_body
routed_msg.signature = Signature()
routed_msg.signature.keyType = 0
routed_msg_arr = bytes(
bytearray([0, 0]) + routed_msg.target.PeerId.data + bytearray([0]) +
routed_msg.author.data +
BinarySerializer(schema).serialize(routed_msg.body))
routed_msg_hash = hashlib.sha256(routed_msg_arr).digest()
routed_msg.signature.data = my_key_pair_nacl.sign(
routed_msg_hash).signature
peer_message = PeerMessage()
peer_message.enum = 'Routed'
peer_message.Routed = routed_msg
return peer_message
def create_sync_data(accounts=[], edges=[]):
sync_data = SyncData()
sync_data.accounts = accounts
sync_data.edges = edges
peer_message = PeerMessage()
peer_message.enum = 'Sync'
peer_message.Sync = sync_data
return peer_message
def create_handshake(my_key_pair_nacl,
their_pk_serialized,
listen_port,
version=0):
"""
Create handshake message but with placeholders in:
- version
- genesis_id.chain_id
- genesis_id.hash
- edge_info.signature
"""
handshake = Handshake()
handshake.version = version
handshake.oldest_supported_version = version
handshake.peer_id = PublicKey()
handshake.target_peer_id = PublicKey()
handshake.listen_port = listen_port
handshake.chain_info = PeerChainInfoV2()
handshake.edge_info = EdgeInfo()
handshake.peer_id.keyType = 0
handshake.peer_id.data = bytes(my_key_pair_nacl.verify_key)
handshake.target_peer_id.keyType = 0
handshake.target_peer_id.data = base58.b58decode(
their_pk_serialized[len(ED_PREFIX):])
handshake.chain_info.genesis_id = GenesisId()
handshake.chain_info.height = 0
handshake.chain_info.tracked_shards = []
handshake.chain_info.archival = False
handshake.chain_info.genesis_id.chain_id = 'moo'
handshake.chain_info.genesis_id.hash = bytes([0] * 32)
handshake.edge_info.nonce = 1
handshake.edge_info.signature = Signature()
handshake.edge_info.signature.keyType = 0
handshake.edge_info.signature.data = bytes([0] * 64)
peer_message = PeerMessage()
peer_message.enum = 'Handshake'
peer_message.Handshake = handshake
return peer_message
def create_peer_request():
peer_message = PeerMessage()
peer_message.enum = 'PeersRequest'
peer_message.PeersRequest = ()
return peer_message
